100121120222211 has 12 divisors (see below), whose sum is σ = 157766613683640. Its totient is φ = 60679466801280.

The previous prime is 100121120222209. The next prime is 100121120222237. The reversal of 100121120222211 is 112222021121001.

100121120222211 is a `hidden beast` number, since 1 + 0 + 0 + 1 + 211 + 20 + 222 + 211 = 666.

It is not a de Polignac number, because 100121120222211 - 2¹ = 100121120222209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100121120222411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505662223246 + ... + 505662223443.

It is an arithmetic number, because the mean of its divisors is an integer number (13147217806970).

Almost surely, 2^{100121120222211} is an apocalyptic number.

100121120222211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100121120222211 is a deficient number, since it is larger than the sum of its proper divisors (57645493461429).

100121120222211 is a wasteful number, since it uses less digits than its factorization.

100121120222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011324446706 (or 1011324446703 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 100121120222211 its reverse (112222021121001), we get a palindrome (212343141343212).

The spelling of 100121120222211 in words is "one hundred trillion, one hundred twenty-one billion, one hundred twenty million, two hundred twenty-two thousand, two hundred eleven".